σ(600)是胶球吗?双光子反应可以告诉我们
高能物理 - 唯象学
2009-10-31 v1
摘要
Minkowski和Ochs最近提出,推测的σ(600)的双光子耦合非常小,以至于它很可能是一个胶球。我们问这是否可能,或者仅仅是规范不变性产生了观察到的低质量抑制?
引用
@article{arxiv.hep-ph/0009267,
title = {Is the $\sigma(600)$ a Glueball? Two photon reactions can tell us},
author = {M. R. Pennington},
journal= {arXiv preprint arXiv:hep-ph/0009267},
year = {2009}
}
备注
7 pages, 6 figures Talk given at the 13th International Workshop on Photon-Photon Collisions (Photon2000), September 2000, Ambleside, U.K. --- to appear in the Proceedings